2 * QEMU VMware-SVGA "chipset".
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 #include "qemu/osdep.h"
25 #include "qapi/error.h"
27 #include "hw/loader.h"
30 #include "hw/pci/pci.h"
35 #define HW_MOUSE_ACCEL
39 /* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */
41 struct vmsvga_state_s {
64 MemoryRegion fifo_ram;
66 unsigned int fifo_size;
74 #define REDRAW_FIFO_LEN 512
75 struct vmsvga_rect_s {
77 } redraw_fifo[REDRAW_FIFO_LEN];
78 int redraw_fifo_first, redraw_fifo_last;
81 #define TYPE_VMWARE_SVGA "vmware-svga"
83 #define VMWARE_SVGA(obj) \
84 OBJECT_CHECK(struct pci_vmsvga_state_s, (obj), TYPE_VMWARE_SVGA)
86 struct pci_vmsvga_state_s {
91 struct vmsvga_state_s chip;
95 #define SVGA_MAGIC 0x900000UL
96 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
97 #define SVGA_ID_0 SVGA_MAKE_ID(0)
98 #define SVGA_ID_1 SVGA_MAKE_ID(1)
99 #define SVGA_ID_2 SVGA_MAKE_ID(2)
101 #define SVGA_LEGACY_BASE_PORT 0x4560
102 #define SVGA_INDEX_PORT 0x0
103 #define SVGA_VALUE_PORT 0x1
104 #define SVGA_BIOS_PORT 0x2
106 #define SVGA_VERSION_2
108 #ifdef SVGA_VERSION_2
109 # define SVGA_ID SVGA_ID_2
110 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
111 # define SVGA_IO_MUL 1
112 # define SVGA_FIFO_SIZE 0x10000
113 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2
115 # define SVGA_ID SVGA_ID_1
116 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
117 # define SVGA_IO_MUL 4
118 # define SVGA_FIFO_SIZE 0x10000
119 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
123 /* ID 0, 1 and 2 registers */
128 SVGA_REG_MAX_WIDTH = 4,
129 SVGA_REG_MAX_HEIGHT = 5,
131 SVGA_REG_BITS_PER_PIXEL = 7, /* Current bpp in the guest */
132 SVGA_REG_PSEUDOCOLOR = 8,
133 SVGA_REG_RED_MASK = 9,
134 SVGA_REG_GREEN_MASK = 10,
135 SVGA_REG_BLUE_MASK = 11,
136 SVGA_REG_BYTES_PER_LINE = 12,
137 SVGA_REG_FB_START = 13,
138 SVGA_REG_FB_OFFSET = 14,
139 SVGA_REG_VRAM_SIZE = 15,
140 SVGA_REG_FB_SIZE = 16,
142 /* ID 1 and 2 registers */
143 SVGA_REG_CAPABILITIES = 17,
144 SVGA_REG_MEM_START = 18, /* Memory for command FIFO */
145 SVGA_REG_MEM_SIZE = 19,
146 SVGA_REG_CONFIG_DONE = 20, /* Set when memory area configured */
147 SVGA_REG_SYNC = 21, /* Write to force synchronization */
148 SVGA_REG_BUSY = 22, /* Read to check if sync is done */
149 SVGA_REG_GUEST_ID = 23, /* Set guest OS identifier */
150 SVGA_REG_CURSOR_ID = 24, /* ID of cursor */
151 SVGA_REG_CURSOR_X = 25, /* Set cursor X position */
152 SVGA_REG_CURSOR_Y = 26, /* Set cursor Y position */
153 SVGA_REG_CURSOR_ON = 27, /* Turn cursor on/off */
154 SVGA_REG_HOST_BITS_PER_PIXEL = 28, /* Current bpp in the host */
155 SVGA_REG_SCRATCH_SIZE = 29, /* Number of scratch registers */
156 SVGA_REG_MEM_REGS = 30, /* Number of FIFO registers */
157 SVGA_REG_NUM_DISPLAYS = 31, /* Number of guest displays */
158 SVGA_REG_PITCHLOCK = 32, /* Fixed pitch for all modes */
160 SVGA_PALETTE_BASE = 1024, /* Base of SVGA color map */
161 SVGA_PALETTE_END = SVGA_PALETTE_BASE + 767,
162 SVGA_SCRATCH_BASE = SVGA_PALETTE_BASE + 768,
165 #define SVGA_CAP_NONE 0
166 #define SVGA_CAP_RECT_FILL (1 << 0)
167 #define SVGA_CAP_RECT_COPY (1 << 1)
168 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
169 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
170 #define SVGA_CAP_RASTER_OP (1 << 4)
171 #define SVGA_CAP_CURSOR (1 << 5)
172 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
173 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
174 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
175 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
176 #define SVGA_CAP_GLYPH (1 << 10)
177 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
178 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
179 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
180 #define SVGA_CAP_3D (1 << 14)
181 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
182 #define SVGA_CAP_MULTIMON (1 << 16)
183 #define SVGA_CAP_PITCHLOCK (1 << 17)
186 * FIFO offsets (seen as an array of 32-bit words)
190 * The original defined FIFO offsets
193 SVGA_FIFO_MAX, /* The distance from MIN to MAX must be at least 10K */
198 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
200 SVGA_FIFO_CAPABILITIES = 4,
203 SVGA_FIFO_3D_HWVERSION,
207 #define SVGA_FIFO_CAP_NONE 0
208 #define SVGA_FIFO_CAP_FENCE (1 << 0)
209 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
210 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
212 #define SVGA_FIFO_FLAG_NONE 0
213 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
215 /* These values can probably be changed arbitrarily. */
216 #define SVGA_SCRATCH_SIZE 0x8000
217 #define SVGA_MAX_WIDTH ROUND_UP(2360, VNC_DIRTY_PIXELS_PER_BIT)
218 #define SVGA_MAX_HEIGHT 1770
221 # define GUEST_OS_BASE 0x5001
222 static const char *vmsvga_guest_id[] = {
224 [0x01] = "Windows 3.1",
225 [0x02] = "Windows 95",
226 [0x03] = "Windows 98",
227 [0x04] = "Windows ME",
228 [0x05] = "Windows NT",
229 [0x06] = "Windows 2000",
232 [0x09] = "an unknown OS",
235 [0x0c] = "an unknown OS",
236 [0x0d] = "an unknown OS",
237 [0x0e] = "an unknown OS",
238 [0x0f] = "an unknown OS",
239 [0x10] = "an unknown OS",
240 [0x11] = "an unknown OS",
241 [0x12] = "an unknown OS",
242 [0x13] = "an unknown OS",
243 [0x14] = "an unknown OS",
244 [0x15] = "Windows 2003",
249 SVGA_CMD_INVALID_CMD = 0,
251 SVGA_CMD_RECT_FILL = 2,
252 SVGA_CMD_RECT_COPY = 3,
253 SVGA_CMD_DEFINE_BITMAP = 4,
254 SVGA_CMD_DEFINE_BITMAP_SCANLINE = 5,
255 SVGA_CMD_DEFINE_PIXMAP = 6,
256 SVGA_CMD_DEFINE_PIXMAP_SCANLINE = 7,
257 SVGA_CMD_RECT_BITMAP_FILL = 8,
258 SVGA_CMD_RECT_PIXMAP_FILL = 9,
259 SVGA_CMD_RECT_BITMAP_COPY = 10,
260 SVGA_CMD_RECT_PIXMAP_COPY = 11,
261 SVGA_CMD_FREE_OBJECT = 12,
262 SVGA_CMD_RECT_ROP_FILL = 13,
263 SVGA_CMD_RECT_ROP_COPY = 14,
264 SVGA_CMD_RECT_ROP_BITMAP_FILL = 15,
265 SVGA_CMD_RECT_ROP_PIXMAP_FILL = 16,
266 SVGA_CMD_RECT_ROP_BITMAP_COPY = 17,
267 SVGA_CMD_RECT_ROP_PIXMAP_COPY = 18,
268 SVGA_CMD_DEFINE_CURSOR = 19,
269 SVGA_CMD_DISPLAY_CURSOR = 20,
270 SVGA_CMD_MOVE_CURSOR = 21,
271 SVGA_CMD_DEFINE_ALPHA_CURSOR = 22,
272 SVGA_CMD_DRAW_GLYPH = 23,
273 SVGA_CMD_DRAW_GLYPH_CLIPPED = 24,
274 SVGA_CMD_UPDATE_VERBOSE = 25,
275 SVGA_CMD_SURFACE_FILL = 26,
276 SVGA_CMD_SURFACE_COPY = 27,
277 SVGA_CMD_SURFACE_ALPHA_BLEND = 28,
278 SVGA_CMD_FRONT_ROP_FILL = 29,
282 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
284 SVGA_CURSOR_ON_HIDE = 0,
285 SVGA_CURSOR_ON_SHOW = 1,
286 SVGA_CURSOR_ON_REMOVE_FROM_FB = 2,
287 SVGA_CURSOR_ON_RESTORE_TO_FB = 3,
290 static inline bool vmsvga_verify_rect(DisplaySurface *surface,
292 int x, int y, int w, int h)
295 fprintf(stderr, "%s: x was < 0 (%d)\n", name, x);
298 if (x > SVGA_MAX_WIDTH) {
299 fprintf(stderr, "%s: x was > %d (%d)\n", name, SVGA_MAX_WIDTH, x);
303 fprintf(stderr, "%s: w was < 0 (%d)\n", name, w);
306 if (w > SVGA_MAX_WIDTH) {
307 fprintf(stderr, "%s: w was > %d (%d)\n", name, SVGA_MAX_WIDTH, w);
310 if (x + w > surface_width(surface)) {
311 fprintf(stderr, "%s: width was > %d (x: %d, w: %d)\n",
312 name, surface_width(surface), x, w);
317 fprintf(stderr, "%s: y was < 0 (%d)\n", name, y);
320 if (y > SVGA_MAX_HEIGHT) {
321 fprintf(stderr, "%s: y was > %d (%d)\n", name, SVGA_MAX_HEIGHT, y);
325 fprintf(stderr, "%s: h was < 0 (%d)\n", name, h);
328 if (h > SVGA_MAX_HEIGHT) {
329 fprintf(stderr, "%s: h was > %d (%d)\n", name, SVGA_MAX_HEIGHT, h);
332 if (y + h > surface_height(surface)) {
333 fprintf(stderr, "%s: update height > %d (y: %d, h: %d)\n",
334 name, surface_height(surface), y, h);
341 static inline void vmsvga_update_rect(struct vmsvga_state_s *s,
342 int x, int y, int w, int h)
344 DisplaySurface *surface = qemu_console_surface(s->vga.con);
352 if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
353 /* go for a fullscreen update as fallback */
356 w = surface_width(surface);
357 h = surface_height(surface);
360 bypl = surface_stride(surface);
361 width = surface_bytes_per_pixel(surface) * w;
362 start = surface_bytes_per_pixel(surface) * x + bypl * y;
363 src = s->vga.vram_ptr + start;
364 dst = surface_data(surface) + start;
366 for (line = h; line > 0; line--, src += bypl, dst += bypl) {
367 memcpy(dst, src, width);
369 dpy_gfx_update(s->vga.con, x, y, w, h);
372 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s *s,
373 int x, int y, int w, int h)
375 struct vmsvga_rect_s *rect = &s->redraw_fifo[s->redraw_fifo_last++];
377 s->redraw_fifo_last &= REDRAW_FIFO_LEN - 1;
384 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s *s)
386 struct vmsvga_rect_s *rect;
388 if (s->invalidated) {
389 s->redraw_fifo_first = s->redraw_fifo_last;
392 /* Overlapping region updates can be optimised out here - if someone
393 * knows a smart algorithm to do that, please share. */
394 while (s->redraw_fifo_first != s->redraw_fifo_last) {
395 rect = &s->redraw_fifo[s->redraw_fifo_first++];
396 s->redraw_fifo_first &= REDRAW_FIFO_LEN - 1;
397 vmsvga_update_rect(s, rect->x, rect->y, rect->w, rect->h);
402 static inline int vmsvga_copy_rect(struct vmsvga_state_s *s,
403 int x0, int y0, int x1, int y1, int w, int h)
405 DisplaySurface *surface = qemu_console_surface(s->vga.con);
406 uint8_t *vram = s->vga.vram_ptr;
407 int bypl = surface_stride(surface);
408 int bypp = surface_bytes_per_pixel(surface);
409 int width = bypp * w;
413 if (!vmsvga_verify_rect(surface, "vmsvga_copy_rect/src", x0, y0, w, h)) {
416 if (!vmsvga_verify_rect(surface, "vmsvga_copy_rect/dst", x1, y1, w, h)) {
421 ptr[0] = vram + bypp * x0 + bypl * (y0 + h - 1);
422 ptr[1] = vram + bypp * x1 + bypl * (y1 + h - 1);
423 for (; line > 0; line --, ptr[0] -= bypl, ptr[1] -= bypl) {
424 memmove(ptr[1], ptr[0], width);
427 ptr[0] = vram + bypp * x0 + bypl * y0;
428 ptr[1] = vram + bypp * x1 + bypl * y1;
429 for (; line > 0; line --, ptr[0] += bypl, ptr[1] += bypl) {
430 memmove(ptr[1], ptr[0], width);
434 vmsvga_update_rect_delayed(s, x1, y1, w, h);
440 static inline int vmsvga_fill_rect(struct vmsvga_state_s *s,
441 uint32_t c, int x, int y, int w, int h)
443 DisplaySurface *surface = qemu_console_surface(s->vga.con);
444 int bypl = surface_stride(surface);
445 int width = surface_bytes_per_pixel(surface) * w;
453 if (!vmsvga_verify_rect(surface, __func__, x, y, w, h)) {
462 fst = s->vga.vram_ptr + surface_bytes_per_pixel(surface) * x + bypl * y;
467 for (column = width; column > 0; column--) {
469 if (src - col == surface_bytes_per_pixel(surface)) {
474 for (; line > 0; line--) {
476 memcpy(dst, fst, width);
480 vmsvga_update_rect_delayed(s, x, y, w, h);
485 struct vmsvga_cursor_definition_s {
493 uint32_t image[4096];
496 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
497 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
499 #ifdef HW_MOUSE_ACCEL
500 static inline void vmsvga_cursor_define(struct vmsvga_state_s *s,
501 struct vmsvga_cursor_definition_s *c)
506 qc = cursor_alloc(c->width, c->height);
507 qc->hot_x = c->hot_x;
508 qc->hot_y = c->hot_y;
511 cursor_set_mono(qc, 0xffffff, 0x000000, (void *)c->image,
514 cursor_print_ascii_art(qc, "vmware/mono");
518 /* fill alpha channel from mask, set color to zero */
519 cursor_set_mono(qc, 0x000000, 0x000000, (void *)c->mask,
521 /* add in rgb values */
522 pixels = c->width * c->height;
523 for (i = 0; i < pixels; i++) {
524 qc->data[i] |= c->image[i] & 0xffffff;
527 cursor_print_ascii_art(qc, "vmware/32bit");
531 fprintf(stderr, "%s: unhandled bpp %d, using fallback cursor\n",
534 qc = cursor_builtin_left_ptr();
537 dpy_cursor_define(s->vga.con, qc);
542 static inline int vmsvga_fifo_length(struct vmsvga_state_s *s)
546 if (!s->config || !s->enable) {
550 s->fifo_min = le32_to_cpu(s->fifo[SVGA_FIFO_MIN]);
551 s->fifo_max = le32_to_cpu(s->fifo[SVGA_FIFO_MAX]);
552 s->fifo_next = le32_to_cpu(s->fifo[SVGA_FIFO_NEXT]);
553 s->fifo_stop = le32_to_cpu(s->fifo[SVGA_FIFO_STOP]);
555 /* Check range and alignment. */
556 if ((s->fifo_min | s->fifo_max | s->fifo_next | s->fifo_stop) & 3) {
559 if (s->fifo_min < sizeof(uint32_t) * 4) {
562 if (s->fifo_max > SVGA_FIFO_SIZE ||
563 s->fifo_min >= SVGA_FIFO_SIZE ||
564 s->fifo_stop >= SVGA_FIFO_SIZE ||
565 s->fifo_next >= SVGA_FIFO_SIZE) {
568 if (s->fifo_max < s->fifo_min + 10 * 1024) {
572 num = s->fifo_next - s->fifo_stop;
574 num += s->fifo_max - s->fifo_min;
579 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
581 uint32_t cmd = s->fifo[s->fifo_stop >> 2];
584 if (s->fifo_stop >= s->fifo_max) {
585 s->fifo_stop = s->fifo_min;
587 s->fifo[SVGA_FIFO_STOP] = cpu_to_le32(s->fifo_stop);
591 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s *s)
593 return le32_to_cpu(vmsvga_fifo_read_raw(s));
596 static void vmsvga_fifo_run(struct vmsvga_state_s *s)
598 uint32_t cmd, colour;
599 int args, len, maxloop = 1024;
600 int x, y, dx, dy, width, height;
601 struct vmsvga_cursor_definition_s cursor;
604 len = vmsvga_fifo_length(s);
605 while (len > 0 && --maxloop > 0) {
606 /* May need to go back to the start of the command if incomplete */
607 cmd_start = s->fifo_stop;
609 switch (cmd = vmsvga_fifo_read(s)) {
610 case SVGA_CMD_UPDATE:
611 case SVGA_CMD_UPDATE_VERBOSE:
617 x = vmsvga_fifo_read(s);
618 y = vmsvga_fifo_read(s);
619 width = vmsvga_fifo_read(s);
620 height = vmsvga_fifo_read(s);
621 vmsvga_update_rect_delayed(s, x, y, width, height);
624 case SVGA_CMD_RECT_FILL:
630 colour = vmsvga_fifo_read(s);
631 x = vmsvga_fifo_read(s);
632 y = vmsvga_fifo_read(s);
633 width = vmsvga_fifo_read(s);
634 height = vmsvga_fifo_read(s);
636 if (vmsvga_fill_rect(s, colour, x, y, width, height) == 0) {
643 case SVGA_CMD_RECT_COPY:
649 x = vmsvga_fifo_read(s);
650 y = vmsvga_fifo_read(s);
651 dx = vmsvga_fifo_read(s);
652 dy = vmsvga_fifo_read(s);
653 width = vmsvga_fifo_read(s);
654 height = vmsvga_fifo_read(s);
656 if (vmsvga_copy_rect(s, x, y, dx, dy, width, height) == 0) {
663 case SVGA_CMD_DEFINE_CURSOR:
669 cursor.id = vmsvga_fifo_read(s);
670 cursor.hot_x = vmsvga_fifo_read(s);
671 cursor.hot_y = vmsvga_fifo_read(s);
672 cursor.width = x = vmsvga_fifo_read(s);
673 cursor.height = y = vmsvga_fifo_read(s);
675 cursor.bpp = vmsvga_fifo_read(s);
677 args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp);
678 if (cursor.width > 256
679 || cursor.height > 256
681 || SVGA_BITMAP_SIZE(x, y) > ARRAY_SIZE(cursor.mask)
682 || SVGA_PIXMAP_SIZE(x, y, cursor.bpp)
683 > ARRAY_SIZE(cursor.image)) {
692 for (args = 0; args < SVGA_BITMAP_SIZE(x, y); args++) {
693 cursor.mask[args] = vmsvga_fifo_read_raw(s);
695 for (args = 0; args < SVGA_PIXMAP_SIZE(x, y, cursor.bpp); args++) {
696 cursor.image[args] = vmsvga_fifo_read_raw(s);
698 #ifdef HW_MOUSE_ACCEL
699 vmsvga_cursor_define(s, &cursor);
707 * Other commands that we at least know the number of arguments
708 * for so we can avoid FIFO desync if driver uses them illegally.
710 case SVGA_CMD_DEFINE_ALPHA_CURSOR:
718 x = vmsvga_fifo_read(s);
719 y = vmsvga_fifo_read(s);
722 case SVGA_CMD_RECT_ROP_FILL:
725 case SVGA_CMD_RECT_ROP_COPY:
728 case SVGA_CMD_DRAW_GLYPH_CLIPPED:
735 args = 7 + (vmsvga_fifo_read(s) >> 2);
737 case SVGA_CMD_SURFACE_ALPHA_BLEND:
742 * Other commands that are not listed as depending on any
743 * CAPABILITIES bits, but are not described in the README either.
745 case SVGA_CMD_SURFACE_FILL:
746 case SVGA_CMD_SURFACE_COPY:
747 case SVGA_CMD_FRONT_ROP_FILL:
749 case SVGA_CMD_INVALID_CMD:
762 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
767 s->fifo_stop = cmd_start;
768 s->fifo[SVGA_FIFO_STOP] = cpu_to_le32(s->fifo_stop);
776 static uint32_t vmsvga_index_read(void *opaque, uint32_t address)
778 struct vmsvga_state_s *s = opaque;
783 static void vmsvga_index_write(void *opaque, uint32_t address, uint32_t index)
785 struct vmsvga_state_s *s = opaque;
790 static uint32_t vmsvga_value_read(void *opaque, uint32_t address)
793 struct vmsvga_state_s *s = opaque;
794 DisplaySurface *surface = qemu_console_surface(s->vga.con);
803 case SVGA_REG_ENABLE:
808 ret = s->new_width ? s->new_width : surface_width(surface);
811 case SVGA_REG_HEIGHT:
812 ret = s->new_height ? s->new_height : surface_height(surface);
815 case SVGA_REG_MAX_WIDTH:
816 ret = SVGA_MAX_WIDTH;
819 case SVGA_REG_MAX_HEIGHT:
820 ret = SVGA_MAX_HEIGHT;
824 ret = (s->new_depth == 32) ? 24 : s->new_depth;
827 case SVGA_REG_BITS_PER_PIXEL:
828 case SVGA_REG_HOST_BITS_PER_PIXEL:
832 case SVGA_REG_PSEUDOCOLOR:
836 case SVGA_REG_RED_MASK:
837 pf = qemu_default_pixelformat(s->new_depth);
841 case SVGA_REG_GREEN_MASK:
842 pf = qemu_default_pixelformat(s->new_depth);
846 case SVGA_REG_BLUE_MASK:
847 pf = qemu_default_pixelformat(s->new_depth);
851 case SVGA_REG_BYTES_PER_LINE:
853 ret = (s->new_depth * s->new_width) / 8;
855 ret = surface_stride(surface);
859 case SVGA_REG_FB_START: {
860 struct pci_vmsvga_state_s *pci_vmsvga
861 = container_of(s, struct pci_vmsvga_state_s, chip);
862 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 1);
866 case SVGA_REG_FB_OFFSET:
870 case SVGA_REG_VRAM_SIZE:
871 ret = s->vga.vram_size; /* No physical VRAM besides the framebuffer */
874 case SVGA_REG_FB_SIZE:
875 ret = s->vga.vram_size;
878 case SVGA_REG_CAPABILITIES:
879 caps = SVGA_CAP_NONE;
881 caps |= SVGA_CAP_RECT_COPY;
884 caps |= SVGA_CAP_RECT_FILL;
886 #ifdef HW_MOUSE_ACCEL
887 if (dpy_cursor_define_supported(s->vga.con)) {
888 caps |= SVGA_CAP_CURSOR | SVGA_CAP_CURSOR_BYPASS_2 |
889 SVGA_CAP_CURSOR_BYPASS;
895 case SVGA_REG_MEM_START: {
896 struct pci_vmsvga_state_s *pci_vmsvga
897 = container_of(s, struct pci_vmsvga_state_s, chip);
898 ret = pci_get_bar_addr(PCI_DEVICE(pci_vmsvga), 2);
902 case SVGA_REG_MEM_SIZE:
906 case SVGA_REG_CONFIG_DONE:
915 case SVGA_REG_GUEST_ID:
919 case SVGA_REG_CURSOR_ID:
923 case SVGA_REG_CURSOR_X:
927 case SVGA_REG_CURSOR_Y:
931 case SVGA_REG_CURSOR_ON:
935 case SVGA_REG_SCRATCH_SIZE:
936 ret = s->scratch_size;
939 case SVGA_REG_MEM_REGS:
940 case SVGA_REG_NUM_DISPLAYS:
941 case SVGA_REG_PITCHLOCK:
942 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
947 if (s->index >= SVGA_SCRATCH_BASE &&
948 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
949 ret = s->scratch[s->index - SVGA_SCRATCH_BASE];
952 printf("%s: Bad register %02x\n", __func__, s->index);
957 if (s->index >= SVGA_SCRATCH_BASE) {
958 trace_vmware_scratch_read(s->index, ret);
959 } else if (s->index >= SVGA_PALETTE_BASE) {
960 trace_vmware_palette_read(s->index, ret);
962 trace_vmware_value_read(s->index, ret);
967 static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value)
969 struct vmsvga_state_s *s = opaque;
971 if (s->index >= SVGA_SCRATCH_BASE) {
972 trace_vmware_scratch_write(s->index, value);
973 } else if (s->index >= SVGA_PALETTE_BASE) {
974 trace_vmware_palette_write(s->index, value);
976 trace_vmware_value_write(s->index, value);
980 if (value == SVGA_ID_2 || value == SVGA_ID_1 || value == SVGA_ID_0) {
985 case SVGA_REG_ENABLE:
988 s->vga.hw_ops->invalidate(&s->vga);
989 if (s->enable && s->config) {
990 vga_dirty_log_stop(&s->vga);
992 vga_dirty_log_start(&s->vga);
997 if (value <= SVGA_MAX_WIDTH) {
998 s->new_width = value;
1001 printf("%s: Bad width: %i\n", __func__, value);
1005 case SVGA_REG_HEIGHT:
1006 if (value <= SVGA_MAX_HEIGHT) {
1007 s->new_height = value;
1010 printf("%s: Bad height: %i\n", __func__, value);
1014 case SVGA_REG_BITS_PER_PIXEL:
1016 printf("%s: Bad bits per pixel: %i bits\n", __func__, value);
1022 case SVGA_REG_CONFIG_DONE:
1024 s->fifo = (uint32_t *) s->fifo_ptr;
1025 vga_dirty_log_stop(&s->vga);
1027 s->config = !!value;
1032 vmsvga_fifo_run(s); /* Or should we just wait for update_display? */
1035 case SVGA_REG_GUEST_ID:
1038 if (value >= GUEST_OS_BASE && value < GUEST_OS_BASE +
1039 ARRAY_SIZE(vmsvga_guest_id)) {
1040 printf("%s: guest runs %s.\n", __func__,
1041 vmsvga_guest_id[value - GUEST_OS_BASE]);
1046 case SVGA_REG_CURSOR_ID:
1047 s->cursor.id = value;
1050 case SVGA_REG_CURSOR_X:
1051 s->cursor.x = value;
1054 case SVGA_REG_CURSOR_Y:
1055 s->cursor.y = value;
1058 case SVGA_REG_CURSOR_ON:
1059 s->cursor.on |= (value == SVGA_CURSOR_ON_SHOW);
1060 s->cursor.on &= (value != SVGA_CURSOR_ON_HIDE);
1061 #ifdef HW_MOUSE_ACCEL
1062 if (value <= SVGA_CURSOR_ON_SHOW) {
1063 dpy_mouse_set(s->vga.con, s->cursor.x, s->cursor.y, s->cursor.on);
1068 case SVGA_REG_DEPTH:
1069 case SVGA_REG_MEM_REGS:
1070 case SVGA_REG_NUM_DISPLAYS:
1071 case SVGA_REG_PITCHLOCK:
1072 case SVGA_PALETTE_BASE ... SVGA_PALETTE_END:
1076 if (s->index >= SVGA_SCRATCH_BASE &&
1077 s->index < SVGA_SCRATCH_BASE + s->scratch_size) {
1078 s->scratch[s->index - SVGA_SCRATCH_BASE] = value;
1081 printf("%s: Bad register %02x\n", __func__, s->index);
1085 static uint32_t vmsvga_bios_read(void *opaque, uint32_t address)
1087 printf("%s: what are we supposed to return?\n", __func__);
1091 static void vmsvga_bios_write(void *opaque, uint32_t address, uint32_t data)
1093 printf("%s: what are we supposed to do with (%08x)?\n", __func__, data);
1096 static inline void vmsvga_check_size(struct vmsvga_state_s *s)
1098 DisplaySurface *surface = qemu_console_surface(s->vga.con);
1100 if (s->new_width != surface_width(surface) ||
1101 s->new_height != surface_height(surface) ||
1102 s->new_depth != surface_bits_per_pixel(surface)) {
1103 int stride = (s->new_depth * s->new_width) / 8;
1104 pixman_format_code_t format =
1105 qemu_default_pixman_format(s->new_depth, true);
1106 trace_vmware_setmode(s->new_width, s->new_height, s->new_depth);
1107 surface = qemu_create_displaysurface_from(s->new_width, s->new_height,
1110 dpy_gfx_replace_surface(s->vga.con, surface);
1115 static void vmsvga_update_display(void *opaque)
1117 struct vmsvga_state_s *s = opaque;
1118 DisplaySurface *surface;
1120 if (!s->enable || !s->config) {
1121 /* in standard vga mode */
1122 s->vga.hw_ops->gfx_update(&s->vga);
1126 vmsvga_check_size(s);
1127 surface = qemu_console_surface(s->vga.con);
1130 vmsvga_update_rect_flush(s);
1132 if (s->invalidated) {
1134 dpy_gfx_update(s->vga.con, 0, 0,
1135 surface_width(surface), surface_height(surface));
1139 static void vmsvga_reset(DeviceState *dev)
1141 struct pci_vmsvga_state_s *pci = VMWARE_SVGA(dev);
1142 struct vmsvga_state_s *s = &pci->chip;
1147 s->svgaid = SVGA_ID;
1149 s->redraw_fifo_first = 0;
1150 s->redraw_fifo_last = 0;
1153 vga_dirty_log_start(&s->vga);
1156 static void vmsvga_invalidate_display(void *opaque)
1158 struct vmsvga_state_s *s = opaque;
1160 s->vga.hw_ops->invalidate(&s->vga);
1167 static void vmsvga_text_update(void *opaque, console_ch_t *chardata)
1169 struct vmsvga_state_s *s = opaque;
1171 if (s->vga.hw_ops->text_update) {
1172 s->vga.hw_ops->text_update(&s->vga, chardata);
1176 static int vmsvga_post_load(void *opaque, int version_id)
1178 struct vmsvga_state_s *s = opaque;
1182 s->fifo = (uint32_t *) s->fifo_ptr;
1187 static const VMStateDescription vmstate_vmware_vga_internal = {
1188 .name = "vmware_vga_internal",
1190 .minimum_version_id = 0,
1191 .post_load = vmsvga_post_load,
1192 .fields = (VMStateField[]) {
1193 VMSTATE_INT32_EQUAL(new_depth, struct vmsvga_state_s, NULL),
1194 VMSTATE_INT32(enable, struct vmsvga_state_s),
1195 VMSTATE_INT32(config, struct vmsvga_state_s),
1196 VMSTATE_INT32(cursor.id, struct vmsvga_state_s),
1197 VMSTATE_INT32(cursor.x, struct vmsvga_state_s),
1198 VMSTATE_INT32(cursor.y, struct vmsvga_state_s),
1199 VMSTATE_INT32(cursor.on, struct vmsvga_state_s),
1200 VMSTATE_INT32(index, struct vmsvga_state_s),
1201 VMSTATE_VARRAY_INT32(scratch, struct vmsvga_state_s,
1202 scratch_size, 0, vmstate_info_uint32, uint32_t),
1203 VMSTATE_INT32(new_width, struct vmsvga_state_s),
1204 VMSTATE_INT32(new_height, struct vmsvga_state_s),
1205 VMSTATE_UINT32(guest, struct vmsvga_state_s),
1206 VMSTATE_UINT32(svgaid, struct vmsvga_state_s),
1207 VMSTATE_INT32(syncing, struct vmsvga_state_s),
1208 VMSTATE_UNUSED(4), /* was fb_size */
1209 VMSTATE_END_OF_LIST()
1213 static const VMStateDescription vmstate_vmware_vga = {
1214 .name = "vmware_vga",
1216 .minimum_version_id = 0,
1217 .fields = (VMStateField[]) {
1218 VMSTATE_PCI_DEVICE(parent_obj, struct pci_vmsvga_state_s),
1219 VMSTATE_STRUCT(chip, struct pci_vmsvga_state_s, 0,
1220 vmstate_vmware_vga_internal, struct vmsvga_state_s),
1221 VMSTATE_END_OF_LIST()
1225 static const GraphicHwOps vmsvga_ops = {
1226 .invalidate = vmsvga_invalidate_display,
1227 .gfx_update = vmsvga_update_display,
1228 .text_update = vmsvga_text_update,
1231 static void vmsvga_init(DeviceState *dev, struct vmsvga_state_s *s,
1232 MemoryRegion *address_space, MemoryRegion *io)
1234 s->scratch_size = SVGA_SCRATCH_SIZE;
1235 s->scratch = g_malloc(s->scratch_size * 4);
1237 s->vga.con = graphic_console_init(dev, 0, &vmsvga_ops, s);
1239 s->fifo_size = SVGA_FIFO_SIZE;
1240 memory_region_init_ram(&s->fifo_ram, NULL, "vmsvga.fifo", s->fifo_size,
1242 s->fifo_ptr = memory_region_get_ram_ptr(&s->fifo_ram);
1244 vga_common_init(&s->vga, OBJECT(dev), true);
1245 vga_init(&s->vga, OBJECT(dev), address_space, io, true);
1246 vmstate_register(NULL, 0, &vmstate_vga_common, &s->vga);
1250 static uint64_t vmsvga_io_read(void *opaque, hwaddr addr, unsigned size)
1252 struct vmsvga_state_s *s = opaque;
1255 case SVGA_IO_MUL * SVGA_INDEX_PORT: return vmsvga_index_read(s, addr);
1256 case SVGA_IO_MUL * SVGA_VALUE_PORT: return vmsvga_value_read(s, addr);
1257 case SVGA_IO_MUL * SVGA_BIOS_PORT: return vmsvga_bios_read(s, addr);
1258 default: return -1u;
1262 static void vmsvga_io_write(void *opaque, hwaddr addr,
1263 uint64_t data, unsigned size)
1265 struct vmsvga_state_s *s = opaque;
1268 case SVGA_IO_MUL * SVGA_INDEX_PORT:
1269 vmsvga_index_write(s, addr, data);
1271 case SVGA_IO_MUL * SVGA_VALUE_PORT:
1272 vmsvga_value_write(s, addr, data);
1274 case SVGA_IO_MUL * SVGA_BIOS_PORT:
1275 vmsvga_bios_write(s, addr, data);
1280 static const MemoryRegionOps vmsvga_io_ops = {
1281 .read = vmsvga_io_read,
1282 .write = vmsvga_io_write,
1283 .endianness = DEVICE_LITTLE_ENDIAN,
1285 .min_access_size = 4,
1286 .max_access_size = 4,
1294 static void pci_vmsvga_realize(PCIDevice *dev, Error **errp)
1296 struct pci_vmsvga_state_s *s = VMWARE_SVGA(dev);
1298 dev->config[PCI_CACHE_LINE_SIZE] = 0x08;
1299 dev->config[PCI_LATENCY_TIMER] = 0x40;
1300 dev->config[PCI_INTERRUPT_LINE] = 0xff; /* End */
1302 memory_region_init_io(&s->io_bar, NULL, &vmsvga_io_ops, &s->chip,
1304 memory_region_set_flush_coalesced(&s->io_bar);
1305 pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar);
1307 vmsvga_init(DEVICE(dev), &s->chip,
1308 pci_address_space(dev), pci_address_space_io(dev));
1310 pci_register_bar(dev, 1, PCI_BASE_ADDRESS_MEM_PREFETCH,
1312 pci_register_bar(dev, 2, PCI_BASE_ADDRESS_MEM_PREFETCH,
1315 if (!dev->rom_bar) {
1316 /* compatibility with pc-0.13 and older */
1317 vga_init_vbe(&s->chip.vga, OBJECT(dev), pci_address_space(dev));
1321 static Property vga_vmware_properties[] = {
1322 DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s,
1323 chip.vga.vram_size_mb, 16),
1324 DEFINE_PROP_END_OF_LIST(),
1327 static void vmsvga_class_init(ObjectClass *klass, void *data)
1329 DeviceClass *dc = DEVICE_CLASS(klass);
1330 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
1332 k->realize = pci_vmsvga_realize;
1333 k->romfile = "vgabios-vmware.bin";
1334 k->vendor_id = PCI_VENDOR_ID_VMWARE;
1335 k->device_id = SVGA_PCI_DEVICE_ID;
1336 k->class_id = PCI_CLASS_DISPLAY_VGA;
1337 k->subsystem_vendor_id = PCI_VENDOR_ID_VMWARE;
1338 k->subsystem_id = SVGA_PCI_DEVICE_ID;
1339 dc->reset = vmsvga_reset;
1340 dc->vmsd = &vmstate_vmware_vga;
1341 dc->props = vga_vmware_properties;
1342 dc->hotpluggable = false;
1343 set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
1346 static const TypeInfo vmsvga_info = {
1347 .name = TYPE_VMWARE_SVGA,
1348 .parent = TYPE_PCI_DEVICE,
1349 .instance_size = sizeof(struct pci_vmsvga_state_s),
1350 .class_init = vmsvga_class_init,
1351 .interfaces = (InterfaceInfo[]) {
1352 { INTERFACE_CONVENTIONAL_PCI_DEVICE },
1357 static void vmsvga_register_types(void)
1359 type_register_static(&vmsvga_info);
1362 type_init(vmsvga_register_types)